Nation San Jose gunman had cans of gasoline, 22K rounds of ammo at home, officials say: What we know May 28, 2021 Christine Fernando, Christal Hayes and Grace Hauck, USA TODAY Comments Off on San Jose gunman had cans of gasoline, 22K rounds of ammo at home, officials say: What we know Authorities say the gunman who killed nine people at a Northern California rail hub this week had an arsenal of weapons and ammunition at his home.